Utkarsh Kumar completed a summer internship at Paytm m'loyal in Noida, India performing business analysis and reporting. The internship focused on evaluating production department performance, client profits and losses, and using past data to predict future business. Key activities included creating cashback reports for clients, various pivot tables and charts, and developing a business flow chart. Kumar learned about the end-to-end business process, customer relationship management systems, and how to analyze data, create visualizations, and present findings to clients.